Portable computer being powered by either a battery pack or an A
Portable electric automotive engine cranking unit
Portable energy device
Portable power source
Portable power supply carrier
Portable power supply for handpieces
Portable power supply unit
Power adapters for powering and/or charging peripheral devices
Power cap
Power cap
Power circuit for thermal head
Power pack with switch for plural primary-secondary connections
Power source apparatus
Power source containing rechargeable batteries
Power supply circuit for use with an electrostatic transducer
Power supply device for electronic equipment
Power supply for portable computers and other electronic devices
Power supply interface
Power supply interface device
Power supply module for electrical power tools